Multiplication
3 times 7
21
120 divided by 8
15
1, 11, 21, 31 ...
41
-3-7
-10
Work out the lines of symmetry of Pentagon
5
6 times 20
120
30 divided by 10
3
14, 18, 22, 26 ...
30
-20+30
10
Calculate the lines of symmetry of Hexagon
6
2 times 35
70
280 divided by 40
7
100, 90, 80, 70 ...
60
-13-17
-30
Guess the lines of symmetry of Ocatagon
8
30 times 6
180
32 divided by 2
16
200, 190, 180, 170 ...
160
-5+70
65
How many lines of symmetry are there in Square
4
60 times 10
600
36 divided by 3
12
25 ... 75
50
25-65
-40
How many lines of symmetry are there in Rectangle
2